42-311-31918

Final Completion

SOUTH TEXAS SYNDICATE -B-

MCMULLEN County · District 1 · KALER ENERGY CORP. · BIG MULE (5500 SAND)

Permits

Max Depth

5,950 ft

First Permit

1983-09-15

Latest Activity

1983-09-15

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1984-03-31

Shut-In

—

Plugged

1989-03-08

EWA / Permit operator mismatch

Scheduling: KALER ENERGY CORP. ≠ Permit: CHANOCO CORPORATION

Resolved via: scheduling → KALER ENERGY CORP.

Operator History

originally filed by CHANOCO CORPORATION — asset transferred

Formation Tops (7) Elevation 413 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
TOP QUEEN CITY (Queen City)	1,922 ft	-1,509 ft
TOP CARRIZO (Carrizo)	3,564 ft	-3,151 ft
BASE CARRIZO (Carrizo)	4,620 ft	-4,207 ft
TOP WILCOX MARINE (Wilcox)	4,848 ft	-4,435 ft
TOP L. WILCOX MULA SAND	5,554 ft	-5,141 ft
TOP L. WILCOX MULA SAND	5,554 ft	-5,141 ft
TOP BASED WILCOX MARKER	5,900 ft	-5,487 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (1)

Interval	Type
5,557–5,562 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	276 ft	200 sx
4.5"	5,918 ft	1,500 sx

Permit History (1)

#212779 Drill Final Completion

SOUTH TEXAS SYNDICATE · 5,950 ft

1983-09-15

Spud 1983-10-01

Applications (1)

#212779 A CHANOCO CORPORATION

received 1983-09-12

Records & Logs

3 completion filings on record.

W-2/G-1 1984-04-27

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in MCMULLEN County.

Well Details

Well Number: 4020
Max Depth: 5,950 ft
Drill Type: Vertical
County: MCMULLEN
District: 1
Operator: KALER ENERGY CORP.
Completed: 1984-03-31

Operator

Name: KALER ENGY CORP
Location: BOERNE
P-5 Status: X (filed 2026-04-09)
Cum Oil (all leases): 2,184,089 bbl
Cum Gas (all leases): 56,163,968 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 240